<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>登录页面</title>
    <link rel="stylesheet" href="element-ui/lib/theme-chalk/index.css">
    <script src="js/vue.js" type="text/javascript"></script>
    <script src="js/axios-0.18.0.js" type="text/javascript"></script>
    <script src="element-ui/lib/index.js"></script>
    <style lang="scss" scoped>
        .login-box {
            border: 1px solid #DCDFE6;
            width: 350px;
            margin: 120px auto;
            padding: 35px 35px 15px 35px;
            border-radius: 5px;
            -webkit-border-radius: 5px;
            -moz-border-radius: 5px;
            box-shadow: 0 0 25px #909399;
        }

        .login-title {
            text-align: center;
            margin: 0 auto 40px auto;
            color: #303133;
        }
    </style>
</head>

<body>
<div id="app">
    <el-form ref="loginForm" :model="form" :rules="rules" label-width="80px" class="login-box">
        <h3 class="login-title">欢迎登录</h3>
        <el-form-item label="账号" prop="username">
            <el-input type="text" placeholder="请输入账号" v-model="form.username"/>
        </el-form-item>
        <el-form-item label="密码" prop="password">
            <el-input type="password" placeholder="请输入密码" v-model="form.password"/>
        </el-form-item>
        <el-form-item>
            <el-button type="primary" v-on:click="onSubmit('loginForm')">登录</el-button>
        </el-form-item>
    </el-form>
</div>
</body>
<script>
    new Vue({
        el:"#app",
        data:{
            form:{
                username:'admin',
                password:'123'
            },
            rules:{
                username:[
                    {required:true,message:"请输入用户名",trigger:'blur'}
                ],
                password:[
                    {required: true,message:"请输入密码",trigger:'blur'}
                ]
            }
        },
        methods:{
            onSubmit(formName){
                this.$refs[formName].validate((valid)=>{
                    if(valid){
                        axios.get("userServlet",{params:{username:this.form.username,password:this.form.password}})
                        .then(resp=>{
                            if(resp.data){
                                //登录成功
                                location.href="index.html";
                            }else {
                                //登录失败
                                this.$message.error('登录失败，请检查用户名和密码');
                                //重置
                                this.$refs[formName].resetFields();
                            }
                        })
                    }else{
                        return false;
                    }
                });
            }
        }
    });
</script>
</html>